ČAPSKÁ, V. Johann Christian of Swéerts-Sporck and Franz Girtler − Together on a Journey between Piety and Economic Interest. Theatrum historiae, [S. l.], n. 9, p. 79–96, 2012. Disponível em: https://theatrum.upce.cz/index.php/theatrum/article/view/1950. Acesso em: 8 may. 2024.